import json

filename = "202311"
file =  open(filename + ".json","r",encoding="utf-8")
text = file.read()
obj = json.loads(text)
obj.reverse()

res_list = []

for item in obj:
    res_list.append({
        "content":item['content'],
        "created_at":item['created_at']
    })

with open("min_" + filename + ".json", "w") as f:  
    f.write(json.dumps(res_list,ensure_ascii=False))